shell/gst-raiplay-download.sh

   1 #!/bin/sh
   2
   3 # example pipeline to download HSL streams from raiplay.it
   4
   5 set -e
   6
   7 { [ "x$1" = "x" ] || [ "x$2" = x ]; } && { echo "usage: $(basename "$0") <source_m3u8_url> <output_file>" 1>&2; exit 1; }
   8
   9 SOURCE_URL="$1"
  10 OUTPUT_FILE="$2"
  11
  12 # use a fixed and high value for connection-speed to download the best quality video
  13 gst-launch-1.0 \
  14   \
  15   mp4mux name=mp4 fragment-duration=10 ! \
  16   filesink location="$OUTPUT_FILE" \
  17   \
  18   "$SOURCE_URL" ! \
  19   hlsdemux connection-speed=4294967 ! \
  20   tsdemux name=ts \
  21   \
  22   ts.video_0_0100 ! h264parse ! queue ! \
  23   mp4.video_00 \
  24   \
  25   ts.audio_0_0101 ! decodebin ! audioconvert ! lamemp3enc ! queue ! \
  26   mp4.audio_00
  27
  28 # NOTE: the audio re-encoding is necessary because aacparse lacks some
  29 # functionality, see:
  30 # https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/issues/106